1、英语必修 5 人教新课标 Unit 3 同步备课参考教案（3）Unit 3 Life in the futurePeriod Learning about Language(教师用书独具)教学目标重点词汇的理解与语法的掌握。(1)熟记学案中所列出的单词和短语。(2)通过学案中所给出的重点单词和重点短语的学习，让学生能够正确理解和使用这些单词和短语，能够运用这些词语造句。(3)通过对语法的教学让学生能够理解并能够运用这些语法知识，能够把过去分词作状语与状语从句相互互换，过去分词作定语与定语从句相互转换。 教学地位语法是学生感到比较难以掌握的东西。让学生正确理解和掌握语法知识是让学生学好英语的关键
2、，所以应给学生创设一个语境，让学生理解该语法的应用，而不要让学生死记硬背语法条文，应从理解的基础上去运用这些语法。(教师用书独具)新课导入建议通过对学生作业的检查导入本堂新课。教学流程设计导入新课。老师检查上堂课所布置的作业，检查学生对学案预习的情况。让学生就“要点讲练”(见学案第 4647 页) 进行讨论，让学生各自发表自己的见解，然后让各个讨论组派代表汇报各自讨论结果。 让学生讨论完成“语法 精析”部分( 见学案第 4748 页)并让各个讨论组发表各自见解。老师针对难点和重点词汇进行讲解，并补充学案中所遗漏的重点词汇，补充一些必要的练习。让学生针对各自不同的意见展开讨论，然后老师给出详细正
3、确答案。老师对语法部分给以点拨，让学生掌握本单元语法知识。让学生完成“当堂双基达标”( 见学案第 4849 页)。师生共同讨论“当堂双基达标 ”并给出答案，并对难以理解的或有争议的地方给出详解。 布置作业。让学生完成课本第 21 页 1、2、3 题，预习学案Period Using Language (见学案第 4952 页) 让学生完成“自我评估”( 见学案第 49 页) 。(见学生用书第 46 页)1speed up 加速；使加速When we wanted the hovering carriage to speed up，we pressed hard on the driving p
4、edal and bent over in the direction we wanted to go.(教材 P20) 当我们想让气垫车加速时，我们就用力压下操纵杆并使它弯向我们想去的方向。The rise in the cost of living has been speeding up in recent years.生活费用的上涨速度近年来一直在加快。 Can you try and speed things up a bit?你能不能设法加快一下事情的进度？at a speed of 以速度at speed 以高速at high/low speed 以高速/低速at full/to
5、p speed 全速地with great/good speed 快速地with all speed 以全速，开足马力speed limit 车速限制；最高车速The new airplane flies at twice the speed of sound.这种新研制的飞机能以两倍音速的速度飞行。When were traveling at speed the passing countryside just seems a blur.当我们快速开车旅行时，沿途经过的乡村显得一片模糊。【对接高考】 (2011山东高考)They are broadening the bridge to th
6、e flow of traffic.Aput off B speed upCturn on Dwork out【解析】 考查动词短语。speed up the flow of traffic“加速车流” 。句意：他们正在拓宽大桥，以加速车流。put off“推迟” ；turn on“打开” ；work out“解决；算出” 。【答案】 B完成句子警车以每小时 100 英里的速度追赶前面那辆卡车。The police car is running 100 miles per hour to chase after the truck ahead of it.敌人快速逃跑了。The enemy f
7、led .你不必全速行驶。You neednt drive .因为超速行车，警车拦住了他。He was stopped by the police for exceeding the .【答案】 at a speed of with great speed at full speed speed limit2desert n沙漠；荒漠 vt.抛弃；遗弃；逃亡 adj.沙漠的；荒凉的What would you do if you found yourself alone on a desert island？(教材 P21)如果你发现自己独自在一座荒岛上，你会怎么做？Once an Arab
8、was traveling in the desert on his camel.从前有一个阿拉伯人骑着骆驼在沙漠里旅行。Some rich husbands often desert their wives.一些富有的丈夫常常会抛弃自己的妻子。desert from 从逃出；逃离desert to 投向，投靠Many soldiers are said to have deserted from the army.据说许多士兵逃离了部队。Many soldiers deserted to the enemy.许多士兵已投降了敌人。【语境串记】 The man who was deserted
9、 in the desert was eager to get some dessert to eat，and later he found a deserted hut.被抛弃在沙漠里的那个人渴望弄些点心吃，后来他找到了一个无人居住的小木屋。写出画线单词的词性及含义The plane crashlanded in the desert. Dont desert your friend in need. In the picture is a deserted village. 【答案】 名词，沙漠 动词，抛弃 形容词，无人居住的；被遗弃的完成句子海伦被她丈夫抛弃了。Helen by her
10、husband.抗日战争期间，他投降了日本鬼子。During the AntiJapanese War，he the Japanese soldiers.【答案】 was deserted deserted to观察下列从 Reading 中选取的句子，体会过去分词在句中所充当的成分和作用。Worried about the journey，I was unsettled for the first few days.Wellk nown for their expertise，his parentscompany ，called “Future Tours” ，transported me
11、safely into the future in a time capsule.The capsule began swinging gently sideways as we lay relaxed and dreaming.Hit by a lack of fresh air，my head ached.Soon I was back on my feet again and following him to collect a hovering carriage driven by computer.Exhausted，I slid into bed and fell fast asl
12、eep.自我总结动词的过去分词具有副词、形容词的特征，分词或分词短语在句中可作 、 ，还可作 、 等。【答案】 状语；定语；表语；补足语过去分词(短语)作状语和定语一、过去分词(短语)作状语过去分词(短语)作状语可以表时间、原因、条件、让步、方式或伴随情况等，它的逻辑主语通常就是句子的主语，过去分词与主语之间是动宾关系。1作时间状语相当于一个时间状语从句。Once published，the dictionary will be very popular.(Once publishedOnce it is published)一旦出版，这本词典将大受欢迎。2作原因状语相当于一个原因状语从句。L
13、ost in thought，I didnt notice what was happening outside.(Lost in thoughtBecause I was lost in thought)由于陷入沉思，我没注意到外面发生了什么事情。3作条件状语相当于一个条件状语从句。Given another hour，I can also work out this problem.(Given another hourIf I am given another hour)如果再给我一个小时，我也能把这道题算出来。4作让步状语相当于一个让步状语从句。Beaten by the opposi
14、te team，we didnt lose heart and encouraged each other.(Beaten by the opposite teamThough we were beaten by the opposite team)虽然被对方的队打败了，但我们并没有灰心而是相互鼓励。5作方式或伴随状语可以转换成一个并列句。The old man got on the bus，supported by a girl.(supported by a girland was supported by a girl)(方式 )在一位姑娘的搀扶下，老人上了公共汽车。【注意】(1)过去分
15、词作状语时，其前面可以带有相应的连词，如 when，though ，although，as if，as though， if，unless，until ，once 等，表时间、让步、条件、方式等。If (I am)invited，I will attend the wedding of my friend. 如果受到邀请，我会参加我朋友的婚礼。(2)过去分词与句子的主语之间存在逻辑上的动宾关系，即表被动；现在分词与句子的主语之间存在逻辑上的主谓关系，即表主动。Asked why he was late，he cried.被问到他为什么迟到时，他哭了。Looking out of the win
16、dow，I saw some students playing there.我朝窗外望去，看见几个学生在那边玩耍。(3)过去分词(短语 )作状语时，分词的逻辑主语与句子的主语要一致。If caught，the thief will be punished by the police.小偷如果被抓，会受到警方的处罚。(4)有些过去分词已形容词化，作状语时表示人的状态。常见的有：satis fied，s urprised，interested ，moved，worried，pleased ，disappointed 等。Disappointed at the examination results
17、，the girl stood there without saying a word.因为对考试结果很失望，小女孩站在那儿一句话也没说。二、过去分词作定语1一般来说，过去分词作定语时含有“完成”和“被动”的双重意义。但要注意不及物动词的过去分词常表示“完成”的动作，而不表示“被动”意义。如：boiled water(开水)；fallen leaves(落叶 )；risen sun(升起的太阳)等。My parents are both retired teachers.我的父母都是退休教师。2单个的过去分词作定语时，一般放在被修饰词之前，也可后置。往往可用定语从句代替。spoken Engl
18、ish 英语口语iced beer 冰镇啤酒fried chips 炸土豆条Hurry up，there is only a little time left.快点，时间不多了。Things seen are mightier than things heard.眼见为实，耳听为虚。3过去分词表示的动作通常发生在谓语动词之前或表示与句中谓语动词相应的经常性动作。All the windows broken have been repaired.所有坏了的窗子都已经修理好了。He is a teacher loved and respected by his students.他是一个受学生喜爱
19、和尊敬的老师。(见学生用书第 48 页).单项填空1(2012聊城高二调研)M any of the partys traditional voters it at the last election.Areserved BdesertedCpreserved Ddepressed【解析】 考查动词词义辨析。句意：这个党的很多传统支持者在上一次选举中抛弃了它。 “抛弃”应用 desert 表示。reserve“预定” ；preserve “保护；保持” ；depress “使忧愁” 。【答案】 B2(2012凤阳高二检测) Can you imagine a plane flying 8,00
20、0 miles an hour?Awith a speed Bin a speed of Cat a speed of Dby a speed 【解析】 at a speed of 是固定搭配，意为“以的速度” 。句意：你能想像一架飞机以每小时 8 000 英里的速度飞行吗？【答案】 C3The child complained that the old man made no answer when where he lived.Aasking Bbeing askedChaving asked Dasked【解析】 句意：孩子抱怨说当被问及住在哪里时，老人没有回答。此处用过去分词表示完成且
21、被动的情况。when asked where he lived 在句中作时间状语，相当于时间状语从句 when he was asked where he lived。【答案】 D4(201 3 届湖南凤凰县中学高二月考 ) with the efforts that the students made， all the teachers nodded and smiled.ASatisfying BHaving satisfiedCSatisfied DTo be satisfied【解析】 句意：对学生们做出的努力感到满意，所有老师都点头笑了。be satisfied with“对满意”
22、，逗号之前为状语，所以用 satisfied。【答案】 C5(2012 宝鸡二检) the job applied for，he decided to give up and start his own business.AHaving not receivedBNot having givenCNot having been receivedDNot having been given【解析】 句意：由于没有得到申请的工作，他决定放弃并开始自己创业。give 与 he之间是逻辑上的动宾关系，应用被动形式；非谓语动词的否定形式是在非谓语动词前加上not，故答案为 D。假如使用 receive，
23、应该是 Not having received。【答案】 D6(201 2重庆高考) to work overtime that evening，I missed a wonderful film.AHaving been asked BTo askCHaving asked DTo be asked【解析】 句意：那天晚上被要求加班，我错过了一场好电影。分析题意可知说话者是被要求加班的，需用被动结构，故可排除表主动的 B、 C 两项；D 项 to be asked 表“将被要求” ，不合句意。只有 A 项表达“已被要求” 。【答案】 A7(2012宜昌高二检测) such heavy pol
24、lution already，it may now be too late to clean up the river.AHaving suffered BSufferingCTo suffer DSuffered【解析】 题干中 already 表明该动作已经完成或已经发生，故用完成时。句意：早就被严重污染了，现在净化这条河已经太晚了，已经净化不了了。【答案】 A8(2012湖南衡阳八中高二 期中考试)What surprised me most was that there appeared a look on her face on hearing the unexpected news
25、.Aworrying BworriedCworry Dworries【解析】 句意：使我最惊讶的是当她听到这意想不到的消息时，脸上呈现出担心的表情。修饰 look 用 worried，表示“担心的表情” 。【答案】 B9(2011 天津高考) into English，the sentence was found to have an entirely different word order.ATranslating BTranslatedCTo translate DHaving translated【解析】 句意：被译成英语后，我们发现这个句子有了一个完全不同的语序。本题考查非谓语动词作
26、状语。分词作状语时，其逻辑主语应和句子主语保持一致，本句中的主语 the sentence 与 translate 间为逻辑上的被动关系，故排除 A、C、D 三项，只有 B 项表示被动，故为答案。【答案】 B10It is request ed that the reporter to blame for the wrong report.Areferring to be Breferring to asCreferred to be Dreferred to being【解析】 句意：要求被提出的那位记者为那次错误报道承担责任。分析句子结构，referred to 为过去分词短语作定语修饰
27、reporter；request 后的从句用虚拟语气should v.，should 可省略，所以答案为 C 项。【答案】 C.句型转换(把下列句子转变成过去分词作状语的结构 )1If I am offered great help，I can get rid of all the difficulties. ，I can get rid of all the difficulties.2Because she was frightened，she asked me to go with her. ，she asked me to go with her.3If he is given tim
28、e，hell make a firstclass tennis player. ，hell make a firstclass tennis player.4He stood there silently，and he was moved to tears.He stood there silently， .5When they wer e first introduced to the market，these products enjoyed great success. ，these products enjoyed great success.6As he is encouraged
29、by the progress he has made，he works harder. ，he works harder.7Although we were exhausted by the climb，we continued our journey. ，we continued our journey.8When they wer e asked who had broken the window，the children all kept silent. ，the children all kept silent.9She was dressed in white and sudden
30、ly appeared before us. ，she suddenly appeared before us.10Aunt Wu came in，and she was followed by her daughter.Aunt Wu came in， .【答案】 1.Offer ed great help 2.Frightened 3.Given time 4.moved to tears 5.When first introduced to the market 6.Encouraged by the progress he has made 7Exhausted by the climb 8.Asked who had broken the window 9.Dressed in white 10.followed by her daughter
